JP2019121684A5 - - Google Patents
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- Publication number
- JP2019121684A5 JP2019121684A5 JP2018000470A JP2018000470A JP2019121684A5 JP 2019121684 A5 JP2019121684 A5 JP 2019121684A5 JP 2018000470 A JP2018000470 A JP 2018000470A JP 2018000470 A JP2018000470 A JP 2018000470A JP 2019121684 A5 JP2019121684 A5 JP 2019121684A5
- Authority
- JP
- Japan
- Prior art keywords
- led
- command value
- voltage command
- brightness
- value
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
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Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2018000470A JP6855397B2 (ja) | 2018-01-05 | 2018-01-05 | Ｌｅｄ輝度制御回路、ｌｅｄ輝度制御方法、及びｌｅｄ輝度制御プログラム |
| US16/958,381 US10973100B1 (en) | 2018-01-05 | 2018-12-27 | LED luminance control circuit, LED luminance control method, and LED luminance control program |
| DE112018006766.1T DE112018006766T5 (de) | 2018-01-05 | 2018-12-27 | LED-Luminanz-Steuerschaltung, LED-Luminanz-Steuerverfahren und LED-Luminanz-Steuerprogramm |
| PCT/JP2018/047994 WO2019135380A1 (ja) | 2018-01-05 | 2018-12-27 | Ｌｅｄ輝度制御回路、ｌｅｄ輝度制御方法、及びｌｅｄ輝度制御プログラム |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2018000470A JP6855397B2 (ja) | 2018-01-05 | 2018-01-05 | Ｌｅｄ輝度制御回路、ｌｅｄ輝度制御方法、及びｌｅｄ輝度制御プログラム |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2019121684A JP2019121684A (ja) | 2019-07-22 |
| JP2019121684A5 true JP2019121684A5 (cg-RX-API-DMAC7.html) | 2020-08-27 |
| JP6855397B2 JP6855397B2 (ja) | 2021-04-07 |
Family
ID=67144161
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2018000470A Expired - Fee Related JP6855397B2 (ja) | 2018-01-05 | 2018-01-05 | Ｌｅｄ輝度制御回路、ｌｅｄ輝度制御方法、及びｌｅｄ輝度制御プログラム |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US10973100B1 (cg-RX-API-DMAC7.html) |
| JP (1) | JP6855397B2 (cg-RX-API-DMAC7.html) |
| DE (1) | DE112018006766T5 (cg-RX-API-DMAC7.html) |
| WO (1) | WO2019135380A1 (cg-RX-API-DMAC7.html) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP7659436B2 (ja) | 2021-04-23 | 2025-04-09 | シャープ株式会社 | 表示装置 |
| US11312333B1 (en) * | 2021-12-07 | 2022-04-26 | Feniex Industries | Emergency vehicle multicolor light device locking system |
| CN116056286B (zh) * | 2023-04-03 | 2023-06-09 | 东莞锐视光电科技有限公司 | 降低光源电路压降的方法、装置、介质及电子设备 |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007118847A (ja) * | 2005-10-31 | 2007-05-17 | Koito Mfg Co Ltd | 車両用灯具の点灯制御装置 |
| JP5040185B2 (ja) | 2006-06-21 | 2012-10-03 | ミツミ電機株式会社 | 発光ダイオード駆動回路 |
| JP5004700B2 (ja) * | 2007-07-11 | 2012-08-22 | 新日本無線株式会社 | 発光素子駆動装置 |
| JP2010016265A (ja) * | 2008-07-04 | 2010-01-21 | Shindengen Electric Mfg Co Ltd | 電流制御回路及び照明装置 |
| JP4918929B2 (ja) * | 2009-01-30 | 2012-04-18 | 日本テキサス・インスツルメンツ株式会社 | 発光ダイオード制御装置 |
| CN108200685B (zh) * | 2017-12-28 | 2020-01-07 | 昂宝电子（上海）有限公司 | 用于可控硅开关控制的led照明系统 |
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2018
- 2018-01-05 JP JP2018000470A patent/JP6855397B2/ja not_active Expired - Fee Related
- 2018-12-27 WO PCT/JP2018/047994 patent/WO2019135380A1/ja not_active Ceased
- 2018-12-27 DE DE112018006766.1T patent/DE112018006766T5/de not_active Withdrawn
- 2018-12-27 US US16/958,381 patent/US10973100B1/en not_active Expired - Fee Related